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CAPTCHA abbr.
comp., MS	тест CAPTCHA (A challenge meant to be easily solved by humans, while remaining too hard to be economically solved by computers)
English thesaurus
CAPTCHA abbr.
abbr., IT	Completely Automated Public Touring test to tell Computers and Humans Apart
CAPTCHA abbr.
abbr.	Completely Automated Public Turing test to tell Humans from Computers Apart (AI)
abbr., progr., IT	Completely Automatic Public Turing Test to Tell Computers and Humans Apart
n captcha abbr.
comp.	ＣＡＰＴＣＨＡ from "Completely Automated Public Turing test to tell Computers and Humans Apart"
n CAPTCHA abbr.
comp.	ＣＡＰＴＣＨＡ from "Completely Automated Public Turing test to tell Computers and Humans Apart"